Summary of Burndown Chart

Summary of Burndown Chart | Backlog

Burndown Chart answers your question, "Can all tasks be completed by the due date?" at a glance. Burndown Chart plots "the amount of tasks" vertically and "time" horizontally and shows tasks left to do versus time.
As time pass, the outstanding tasks decreases. The lines in the graph lean from top to bottom and from left to right.
There are 3 lines in the Burndown Chart.

Actual Line
This line shows the actual result of the progress and the currently outstanding tasks. The "estimated hours" will decrease as tasks are completed.

Estimated Line
This line shows the estimated progress. It is calculated from "Due Date" and "Estimated Hours". Actual Line overlaps Estimated Line when the tasks are completed as planned.

Ideal Line
This line is drawn by averaging the amount of tasks by the number of days. This line can be used to verify if the plan is appropriate.